it`s a pressure sensor on the trans mission, needs replacing. i took my 03 pilot to the dealer, they told me what it was, the part was $66.00 but the labor well i spent $240.00 total the guy claim it was a $500. job because my warranty expired but not the milage so they took off half.but hey goin on day 2 no more BLIKY lite
Transmission problem
transmission trouble for sure
Transmission Prssure Switch/Sensor -
The flashing D indicates a problem with the transmission sensor. Typically it is a shift sensor warning. A qualified mechanic with the proper tools can diagnose the exact error message and replace the offending part. What is the cost to fix?
A flashing D4 light on Honda Accords is commonly the result of a bad speed sensor. The speed sensor is located on the transmission and sends a signal to the speedometer and a signal telling the transmission when to shift.
this happened to me just before my battery died.
It is flashing to let you know a trouble code for the transmission is stored in the computer. You have to take it to a shop to have the code read to find out what is wrong.
It means that on-board computer is sensing trouble with the transmission.
It usually means your transmission is going bad. Is there a code (Check engine light on) with the flashing light?
A flashing transmission warning light can indicate a number of transmission problems. The most common problem is low transmission fluid.
There is not an alternator indicator light on a Honda Pilot. If the alternator goes out, the battery will not stay charged.
A flashing D4 light indicates a problem with the transmission. It may just need the transmission fluid changed or it may be a more serious problem. I Recommend you seek professional help and do not drive this vehicle until you get the problem repaired or you may do serious damage to the transmission.